Home / 7,277,285,143.28-10,042,653,513.57-3,935,783,425.25

Finding the Fourth Proportional to 7,277,285,143.28, 10,042,653,513.57 and 3,935,783,425.25

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Solution

The fourth proportional to 7,277,285,143.28, 10,042,653,513.57 and 3,935,783,425.25 is: 5,431,381,135.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277,285,143.28 : 10,042,653,513.57 = 3,935,783,425.25 : x
  2. Step 2: Convert to fraction form
    7,277,285,143.28/10,042,653,513.57 = 3,935,783,425.25/x
  3. Step 3: Cross multiply
    7,277,285,143.28x = 10,042,653,513.57 × 3,935,783,425.25
  4. Step 4: Simplify right side
    7,277,285,143.28x = 39,525,709,244,237,479,936
  5. Step 5: Solve for x
    x = 39,525,709,244,237,479,936/7,277,285,143.28
  6. Step 6: Final answer
    x = 5,431,381,135.41

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.